◆当blogは、Linuxサーバ構築する際の実際の設定手順を個人的メモとして記載しております。LinuC試験の役に立つ情報があるかも…？
NICの設定
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# ifconfig -a
eth0 Link encap:Ethernet HWaddr 00:0C:29:28:80:7C
inet addr:192.168.0.190 Bcast:192.168.0.255 Mask:255.255.255.0
UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
RX packets:9084557 errors:0 dropped:0 overruns:0 frame:0
TX packets:5672669 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:1000
RX bytes:1702563285 (1.5 GiB) TX bytes:1512798167 (1.4 GiB)
eth1 Link encap:Ethernet HWaddr 00:0C:29:28:80:86
inet addr:172.20.0.10 Bcast:172.20.0.255 Mask:255.255.255.0
UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
RX packets:0 errors:0 dropped:0 overruns:0 frame:0
TX packets:294575 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:1000
RX bytes:0 (0.0 b) TX bytes:38004181 (36.2 MiB)
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DNSの設定
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# cat /etc/resolv.conf
# Generated by NetworkManager
search cloud.local
nameserver 127.0.0.1
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ネットワークの状態を表示する①
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# netstat -r
Kernel IP routing table
Destination Gateway Genmask Flags MSS Window irtt Iface
172.20.0.0 * 255.255.255.0 U 0 0 0 eth1
192.168.0.0 * 255.255.255.0 U 0 0 0 eth0
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ネットワークの状態を表示する②
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# route
Kernel IP routing table
Destination Gateway Genmask Flags Metric Ref Use Iface
172.20.0.0 * 255.255.255.0 U 0 0 0 eth1
192.168.0.0 * 255.255.255.0 U 0 0 0 eth0
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